Acer AL1702, Руководство по обслуживанию

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Schematic Diagram
Chapter 7
Main Board
CN201
CONN
FB201
120
BKLT-VBRI
C201
0.1uF/16V
LED_R
1
2
3
4
5
6
7
8
9
ZD201
NC
1
2
Back light
Dimming(3.3V PWM)
'06-11-3 Remove R209(470 ohm)
BKLT-EN
CMVCC
FB202
NC
CN202
CONN
1
2
3
4
5
6
CMVCC
Q205
PMBS3906
C205
0.1uF/16V
MVCC
C209
0.1uF/16V
POWER_KEY # {4}
PANEL_ID# {4}
C_PANEL_INDEX
'06-12-29-3 Remove R211,R212(470ohm)
G2498-A-AC-X-1-070307
2
POWER
B
2 6 Wednesday , March 07, 2007
Title
Size Document Number Rev
Date: Sheet of
R210 10K 1/16W
C210
0.1uF/16V
CMVCC
Mute
VCC3
LED_R
R207
120R 1/16W
'07-01-10 change to Elite
ZD202
NC
1
2
* BKLT-EN High ON(3.3V)
INV_ON# {4}
LED_G
R201
200 1/16W
POWER_KEY #
LED_R# {4} KEY 0 {4}
KEY 0
Volume# {4}
Panel ID(3.3V PWM)
VCC3
Mute {4}
C206
0.1uF/16V
C204
0.1uF/16V
ZD203
NC
1
2
Near to Connect
LED_G
Q204
PMBS3906
+
C202
100uF/25V
KEY 1 {4}
U201
AP1117E33LA
1
2 3
VSS
VOUT VIN
LED_G# {4}
Volume#
CMVCC
R202
4K7 1/16W
KEY 1
+
C203
100uF/25V
Q202
PMBS3904
BKLT-EN
'06-12-29-3 Change R207,R208 Value
from 470ohm to 120ohm
DIM# {4}
R208
120R 1/16W
'07-01-10 change to Elite
R213 10K 1/16W
VCC3
43